# 3D Global Temperature Map vs Speed Reading

The clearest difference is price: Speed Reading at Free against 3D Global Temperature Map's $1.99. 3D Global Temperature Map's advantage is iOS requirement (15.6 vs 26.4). On ads, in-app purchases and device support there is nothing between them.

Speed Reading is free to download; 3D Global Temperature Map costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | 3D Global Temperature Map | Speed Reading |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 37 months | — |
| Size | 552 MB | 9 MB |
| Requires iOS | **15.6** | 26.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [俊 姜](https://appshunter.io/developer/974809005) | [Chingiz Zholdaspayev](https://appshunter.io/developer/1529449461) |

## What reviewers say

### 3D Global Temperature Map

[App page](https://appshunter.io/ios/app/3d-global-temperature-map/id1466054696)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Speed Reading

[App page](https://appshunter.io/ios/app/speed-reading-speed-reader/id6795872778)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 3D Global Temperature Map free?

3D Global Temperature Map costs $1.99, with no in-app purchases.

### Is Speed Reading free?

Speed Reading is free to download, with no in-app purchases.

### Do 3D Global Temperature Map or Speed Reading have ads?

Neither 3D Global Temperature Map nor Speed Reading shows ads.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*